Camera Device Having First and Second Magnets of Different Sizes

This application is a continuation of U.S. application Ser. No. 18/562,410, filed Nov. 20, 2023; which is the U.S. national stage application of International Patent Application No. PCT/KR2022/006888, filed May 13, 2022, which claims the benefit under 35 U.S.C. § 119 of Korean Application No. 10-2021-0065814, filed May 21, 2021, the disclosures of each of which are incorporated herein by reference in their entirety.

The present embodiment relates to a camera device.

A camera device is a device that photographs a picture or video of a subject, and is installed in optical devices such as smartphones, drones, and vehicles.

In camera devices, there is a demand for hand shake correction (OIS) function for correcting image shake caused by user's movement to improve image quality.

In a camera device, the hand shake correction function is performed by moving the lens in a direction perpendicular to the optical axis. However, in accordance with the recent trend of high pixelation, the diameter of the lens increases, and the weight of the lens increases, and accordingly, there is a problem in that it is difficult to secure electromagnetic force for moving the lens in a limited space.

The present embodiment is intended to provide a camera device that moves an image sensor to perform a hand shake correction function.

The present embodiment is intended to provide a camera device that drives the image sensor in three axes: x-axis shift, y-axis shift, and z-axis rolling.

A camera device according to the present embodiment comprises: a fixed part; a first moving part being disposed inside the fixed part and comprising a lens; a second moving part being disposed below the first moving part and comprising an image sensor; a first magnet and a second magnet being disposed in the fixed part; a first coil being disposed in the first moving part at a position corresponding to the first magnet; and a second coil being disposed in the second moving part at a position corresponding to the second magnet, wherein the sizes of the first magnet and the second magnet are different, and wherein at least a portion of the first magnet may be overlapped with the second magnet in a direction parallel to an outer lateral surface of a first lateral wall of the fixed part.

The first magnet may be formed separately from the second magnet to be spaced apart from the second magnet.

The thickness of the second magnet in an optical axis direction may be thinner than the thickness of the first magnet.

The second magnet comprises four second magnets and the first magnet comprises two first magnets, wherein the four second magnets are respectively disposed in four corner areas of the fixed part, and wherein the two first magnets may be disposed between the four second magnets.

The fixed part comprises a base and a housing being fixed to the base, wherein the first magnet and the second magnet are disposed in the housing, and wherein the housing may be formed as one piece.

The first moving part comprises a bobbin to which the lens is coupled, wherein the first coil may be disposed around an outer peripheral surface of the bobbin.

It comprises an upper elastic member and a lower elastic member connecting the housing and the bobbin, wherein the lower elastic member may be disposed below the upper elastic member.

It comprises a first substrate and a wire, wherein the second moving part comprises a second substrate being electrically connected to the image sensor, and wherein the wire may electrically connect the first substrate and the second substrate.

The second moving part comprises a holder being disposed in the second substrate, wherein the second coil may be disposed in the holder and coupled to the second substrate by solder.

The second moving part comprises a body portion being disposed in the holder and a terminal member comprising a terminal being disposed in the body portion, wherein the terminal may comprise a first portion being disposed in the body portion, a second portion being extended to one side from the first portion and being coupled to the wire, and a third portion being extended from the first portion to the other side and being coupled to the second substrate.

The second moving part comprises a sensor substrate being disposed below the second substrate, wherein the second substrate comprises a hole, and wherein the image sensor is disposed in the sensor substrate and may be disposed in the hole of the second substrate.

The camera device may comprise: a sensing magnet and a correction magnet being disposed opposite to each other in the first moving part; Sensing substrate; and a driver IC being disposed in the sensing substrate and comprising a sensor for detecting the sensing magnet.

The lower elastic member comprises two lower elastic members being spaced apart from each other, wherein the two lower elastic members may electrically connect the sensing substrate and the first coil.

The first coil moves the first moving part in an optical axis direction through interaction with the first magnet, and the second coil moves the second moving part in a direction perpendicular to the optical axis through interaction with the second magnet and may rotate it with respect to an optical axis.

An optical device according to the present embodiment may comprise: a main body; a camera device being disposed on the main body; and a display being disposed in the main body and outputting a video or image photographed by the camera device.

A camera device according to the present embodiment comprises: a housing; a bobbin being disposed inside the housing; a lens being coupled to the bobbin; an image sensor being disposed at a position corresponding to the lens; a first driving unit for moving the lens in an optical axis direction and comprising a first magnet; and a second driving unit for moving the image sensor in a direction perpendicular to the optical axis and comprising a second magnet, wherein the first magnet is disposed in a first area of the first lateral wall of the housing, wherein the second magnet is disposed in a second area of the first lateral wall of the housing, and wherein the length of the major axis of the first magnet may be greater than the length of the major axis of the second magnet.

At least a portion of the first magnet may be overlapped with the second magnet in a direction parallel to the outer lateral surface of the first lateral wall of the housing.

The first area may comprise a central area of the first lateral wall of the housing in a direction parallel to the optical axis direction.

The first magnet may have two polarities, and the second magnet may have four polarities. The camera device according to the present embodiment comprises: a fixed part; a first moving part being disposed inside the fixed part and comprising a lens; a second moving part being disposed below the first moving part and comprising an image sensor; a first magnet and a second magnet being disposed in the fixed part; a first coil being disposed in the first moving part at a position corresponding to the first magnet; and a second coil being disposed in the second moving part at a position corresponding to the second magnet, wherein the first magnet comprises a first unit magnet being disposed in the central area of the first lateral wall of the fixed part, wherein the second magnet comprises a first unit magnet being disposed in the first lateral wall of the fixed part, and wherein the first unit magnet of the first magnet may be spaced apart from the first unit magnet of the second magnet.

At least a portion of the first magnet may be overlapped with the second magnet in a direction parallel to an outer lateral surface of the first lateral wall of the fixed part.

Each of the first unit magnet of the first magnet and the first unit magnet of the second magnet may be disposed in a major axis direction of the magnet.

The second magnet comprises a second unit magnet being disposed in the first lateral wall of the fixed part, and the first unit magnet of the first magnet may be disposed between the first unit magnet and the second unit magnet of the second magnet.

The second unit magnet of the second magnet may be disposed in the first lateral wall of the fixed part in a minor axis direction.

In a direction parallel to the outer lateral surface of the first lateral wall of the fixed part, the shortest distance between the first unit magnet of the first magnet and the first unit magnet of the second magnet may be smaller than the shortest distance between the first unit magnet of the first magnet and the second unit magnet of the second magnet.

Through the present embodiment, the hand shake correction function can be performed by moving the image sensor.

In the present embodiment, the height dimension of the camera device can be reduced through integration of support parts supporting the AF magnet and the OIS magnet. That is, the shoulder height of the camera device may be reduced. Furthermore, the material cost of the magnet support parts can be reduced.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

However, the technical idea of the present invention is not limited to some embodiments to be described, but may be implemented in various forms, and within the scope of the technical idea of the present invention, one or more of the constituent elements may be selectively combined or substituted between embodiments.

In addition, the terms (comprising technical and scientific terms) used in the embodiments of the present invention, unless explicitly defined and described, can be interpreted as a meaning that can be generally understood by a person skilled in the art, and commonly used terms such as terms defined in the dictionary may be interpreted in consideration of the meaning of the context of the related technology.

In addition, terms used in the present specification are for describing embodiments and are not intended to limit the present invention.

In the present specification, the singular form may comprise the plural form unless specifically stated in the phrase, and when described as “at least one (or more than one) of A and B and C”, it may comprise one or more of all combinations that can be combined with A, B, and C.

In addition, in describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are merely intended to distinguish the components from other components, and the terms do not limit the nature, order or sequence of the components.

And, when a component is described as being ‘connected’, ‘coupled’ or ‘interconnected’ to another component, the component is not only directly connected, coupled or interconnected to the other component, but may also comprise cases of being ‘connected’, ‘coupled’, or ‘interconnected’ due that another component between that other components.

In addition, when described as being formed or disposed in “on (above)” or “below (under)” of each component, “on (above)” or “below (under)” means that it comprises not only the case where the two components are directly in contact with, but also the case where one or more other components are formed or disposed between the two components. In addition, when expressed as “on (above)” or “below (under)”, the meaning of not only an upward direction but also a downward direction based on one component may be comprised.

Hereinafter, a camera device according to the present embodiment will be described with reference to the drawings.

1 FIG. 2 FIG. 3 FIG. 4 FIG. 3 FIG. 5 FIG. 3 FIG. 6 FIG. 3 FIG. 7 FIG. 8 FIG. 7 FIG. 10 FIG. 11 FIG. 12 FIG. 11 FIG. 13 FIG. 9 is a perspective view of a camera device according to the present embodiment;is a perspective view of a state in which a cover member is omitted from a camera device according to the present embodiment;is a plan view of a camera device according to a first embodiment of the present embodiment;is a cross-sectional view taken along line A-A in;is a cross-sectional view taken along line B-B in;is a cross-sectional view taken along line C-C in;is an exploded perspective view of a camera device according to the present embodiment;is an exploded perspective view of a camera device according to the present embodiment viewed from a direction different from that of; FIG.is an exploded perspective view of a first moving part and related components of a camera device according to the present embodiment;is an exploded perspective view of a second moving part and related components of a camera device according to the present embodiment;is an exploded perspective view illustrating a housing and first magnet and second magnets of a camera device according to the present embodiment;is an exploded perspective view of a housing and first and second magnets of a camera device according to the present embodiment, viewed from a direction different from that of; andis a perspective view illustrating a magnet and a coil of a camera device according to the present embodiment.

10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 The camera devicecan photograph one or more of images and videos. The camera devicemay be a camera. The camera devicemay be a camera module. The camera devicemay be a camera assembly. The camera devicemay be a camera unit. The camera devicemay comprise a lens driving device. The camera devicemay comprise a sensor driving device. The camera devicemay comprise a voice coil motor (VCM). The camera devicemay comprise an auto focus assembly. The camera devicemay comprise a hand shake correction assembly. The camera devicemay comprise an auto focus device. The camera devicemay comprise a hand shake correction device. The camera devicemay comprise an actuator. The camera devicemay comprise a lens driving actuator. The camera devicemay comprise a sensor driving actuator. The camera devicemay comprise an auto focus actuator. The camera devicemay comprise a hand shake correction actuator.

10 100 100 200 300 100 200 300 100 200 300 100 200 300 The camera devicemay comprise a fixed part. The fixed partmay be a relatively fixed portion when the moving partsandmove. The fixed partmay be a relatively fixed portion when at least one of the first moving partand the second moving partmoves. The fixed partmay accommodate the first moving partand the second moving part. The fixed partmay be disposed outside the first moving partand the second moving part.

10 110 100 110 110 110 110 110 1 110 1 The camera devicemay comprise a first substrate. The fixed partmay comprise the first substrate. The first substratemay be a main substrate. The first substratemay be a substrate. The first substratemay be a printed circuit board (PCB). The first substratemay be connected to power of the optical device. The first substratemay comprise a connector connected to power of the optical device.

110 100 110 100 Throughout the specification, the first substratehas been described as one component of the fixed part, but the first substratemay be understood as a component separate from the fixed part.

10 120 100 120 120 130 120 130 120 130 120 110 120 110 120 110 The camera devicemay comprise a base. The fixed partmay comprise a base. The basemay be disposed below housing. The basemay be fixed to housing. The basemay be coupled to housing. The basemay be disposed below the first substrateand the basemay be fixed to the first substrate. The basemay be coupled to the first substrate.

10 130 100 130 130 120 130 120 130 120 130 120 130 120 130 120 130 110 130 110 130 120 130 The camera devicemay comprise a housing. The fixed partmay comprise a housing. The housingmay be disposed in base. The housingmay be disposed on base. The housingmay be disposed above the base. The housingmay be fixed to the base. The housingmay be coupled to base. The housingmay be attached to the baseby an adhesive. The housingmay be disposed on the first substrate. The housingmay be disposed below the first substrate. The housingmay be formed as a separate member from the base. The housingmay be formed as one piece.

10 140 100 140 140 120 140 130 140 120 140 120 140 130 The camera devicemay comprise a cover member. The fixed partmay comprise a cover member. The cover membermay be coupled to the base. The cover membermay be coupled to the housing. The cover membermay be fixed to the base. The cover membermay cover at least a portion of the base. The cover membermay cover at least a portion of the housing.

140 140 140 140 110 140 110 The cover membermay be a ‘cover can’ or a ‘shield can’. The cover membermay be formed of a metal material. The cover membermay block electromagnetic interference (EMI). The cover membermay be electrically connected to the first substrate. The cover membermay be grounded to the first substrate.

140 140 220 140 140 The cover membermay comprise an upper plate. The cover membermay comprise a hole being formed in an upper plate. The hole may be formed at a position corresponding to the lens. The cover membermay comprise a side plate. The side plate may comprise a plurality of side plates. The side plate may comprise four side plates. The side plate may comprise first to fourth side plates. The side plates may comprise first and second side plates being disposed opposite to each other, and third and fourth side plates being disposed opposite to each other. The cover membermay comprise a plurality of corners between pluralities of side plates.

140 100 140 100 140 100 140 200 Throughout the specification, the cover memberhas been described as one component of the fixed part, but the cover membermay be understood as a separate component from the fixed part. The cover membermay be coupled with the fixed part. The cover membermay cover the first moving part.

10 200 200 100 200 100 200 100 200 100 200 100 200 100 200 300 The camera devicemay comprise a first moving part. The first moving partmay move against the fixed part. The first moving partmay move in an optical axis direction with respect to the fixed part. The first moving partmay be disposed inside the fixed part. The first moving partmay be movably disposed inside the fixed part. The first moving partmay be disposed to be movable in an optical axis direction inside the fixed part. An auto focus (AF) function may be performed by moving the first moving partin an optical axis direction against the fixed part. The first moving partmay be disposed on the second moving part.

10 210 200 210 210 110 210 110 210 110 210 130 210 130 210 130 210 130 210 130 210 220 210 220 210 220 210 The camera devicemay comprise a bobbin. The first moving partmay comprise a bobbin. The bobbinmay be disposed on the first substrate. The bobbinmay be disposed above the first substrate. The bobbinmay be disposed spaced apart from the first substrate. The bobbinmay be disposed inside the housing. The bobbinmay be disposed at an inner side of the housing. At least a portion of the bobbinmay be accommodated in the housing. The bobbinmay be movably disposed in the housing. The bobbinmay be movably disposed in the housingin an optical axis direction. The bobbinmay be coupled to the lens. The bobbinmay comprise a hollow or hole. The lensmay be disposed in the hollow or hole of the bobbin. An outer peripheral surface of the lensmay be coupled to an inner peripheral surface of the bobbin.

10 220 200 220 220 210 220 210 220 210 220 210 220 210 220 330 220 330 220 220 The camera devicemay comprise a lens. The first moving partmay comprise a lens. The lensmay be coupled to bobbin. The lensmay be fixed to the bobbin. The lensmay move integrally with the bobbin. The lensmay be screw-coupled to the bobbin. The lensmay be attached to the bobbinby an adhesive. The lensmay be disposed at a position corresponding to the image sensor. An optical axis of the lensmay coincide with an optical axis of the image sensor. The optical axis may be a z-axis. The lensmay comprise a plurality of lenses. The lensmay comprise 5 or 6 lenses.

10 210 220 The camera devicemay comprise a lens module. The lens module may be coupled to the bobbin. The lens module may comprise a barrel and one or more lensesbeing disposed inside the barrel.

10 300 300 100 300 100 300 100 300 100 300 100 300 100 300 200 110 300 200 The camera devicemay comprise a second moving part. The second moving partmay move against the fixed part. The second moving partmay move in a direction perpendicular to the optical axis direction with respect to the fixed part. The second moving partmay be disposed inside the fixed part. The second moving partmay be movably disposed inside the fixed part. The second moving partmay be disposed inside the fixed partto be movable in a direction perpendicular to the optical axis direction. A hand shake correction function (OIS) may be performed by moving the second moving partin a direction perpendicular to the optical axis direction against the fixed part. The second moving partmay be disposed between the first moving partand the first substrate. The second moving partmay be disposed below the first moving part.

10 310 300 310 310 310 310 200 110 310 210 110 310 220 110 310 100 310 100 310 310 330 310 330 310 330 310 The camera devicemay comprise a second substrate. The second moving partmay comprise a second substrate. The second substratemay be a substrate. The second substratemay be a printed circuit board (PCB). The second substratemay be disposed between the first moving partand the first substrate. The second substratemay be disposed between the bobbinand the first substrate. The second substratemay be disposed between the lensand the first substrate. The second substratemay be spaced apart from the fixed part. The second substratemay be spaced apart from the fixed partin an optical axis direction and a direction perpendicular to the optical axis direction. The second substratemay move in a direction perpendicular to the optical axis direction. The second substratemay be electrically connected to the image sensor. The second substratemay move integrally with the image sensor. The second substratemay comprise a hole. An image sensormay be disposed in a hole of the second substrate.

310 311 311 310 311 321 320 310 320 310 320 321 320 311 310 The second substratemay comprise a terminal. The terminalmay be disposed on a lower surface of the second substrate. The terminalmay be coupled to the terminalof the sensor substrate. The second substratemay be formed separately from the sensor substrate. The second substratemay be formed separately from and coupled to the sensor substrate. The terminalof the sensor substratemay be soldered to the terminalof the second substrate.

10 320 300 320 320 320 320 330 320 310 320 310 The camera devicemay comprise a sensor substrate. The second moving partmay comprise a sensor substrate. The sensor substratemay be a substrate. The sensor substratemay be a printed circuit board (PCB). The sensor substratemay be coupled to the image sensor. The sensor substratemay be coupled to the second substrate. The sensor substratemay be disposed below the second substrate.

320 321 321 320 311 310 320 310 320 310 320 310 330 The sensor substratemay comprise a terminal. The terminalof the sensor substratemay be coupled to the terminalof the second substrate. The sensor substratemay be coupled to a lower surface of the second substrate. The sensor substratemay be disposed below the second substrate. The sensor substratemay be coupled below the second substratewith the image sensorin a state being coupled thereto.

10 330 300 330 330 320 330 320 350 330 310 330 310 330 310 The camera devicemay comprise an image sensor. The second moving partmay comprise an image sensor. The image sensormay be disposed in the sensor substrate. The image sensormay be disposed between the sensor substrateand the sensor base. The image sensormay be electrically connected to the second substrate. The image sensormay move integrally with the second substrate. The image sensormay be disposed in a hole of the second substrate.

220 360 330 330 320 310 110 330 330 330 Light passing through the lensand the filtermay be incident on the image sensorto form an image. The image sensormay be electrically connected to the sensor substrate, the second substrateand the first substrate. The image sensormay comprise an effective image area. The image sensormay convert light irradiated onto the effective image area into an electrical signal. The image sensormay comprise one or more among a charge coupled device (CCD), a metal oxide semi-conductor (MOS), a CPD, and a CID.

10 340 300 340 340 340 310 340 310 340 310 340 310 340 310 340 330 440 340 340 440 340 445 The camera devicemay comprise a holder. The second moving partmay comprise a holder. The holdermay be formed of an insulating material. The holdermay be disposed in the second substrate. The holdermay be disposed on the second substrate. The holdermay be disposed above the second substrate. The holdermay be fixed to the second substrate. The holdermay be coupled to the second substrate. The holdermay comprise a hollow or hole in which the image sensoris disposed. A second coilmay be disposed in the holder. The holdermay comprise a protrusion around which the second coilis wound. The holdermay comprise a hole in which a Hall sensoris disposed.

10 350 300 350 350 320 350 330 350 360 The camera devicemay comprise a sensor base. The second moving partmay comprise a sensor base. The sensor basemay be disposed in the sensor substrate. The sensor basemay comprise a hole being formed at a position corresponding to the image sensor. The sensor basemay comprise a groove in which a filteris disposed.

10 360 300 360 360 220 330 360 350 360 330 220 360 360 330 The camera devicemay comprise a filter. The second moving partmay comprise a filter. The filtermay be disposed between the lensand the image sensor. The filtermay be disposed in sensor base. The filtermay block light of a specific frequency band from entering the image sensorfrom light passing through the lens. The filtermay comprise an infrared cut filter. The filtermay block infrared rays from being incident on the image sensor.

10 370 370 370 800 310 370 800 310 The camera devicemay comprise a terminal member. The terminal membermay be an interposer. The terminal membermay connect the wireand the second substrate. The terminal membermay electrically connect the wireand the second substrate.

370 371 371 371 371 371 371 340 The terminal membermay comprise a body portion. The body portionmay be formed of an insulating material. The body portionmay be an insulating portion. The body portionmay be an insulator. However, the body portionmay comprise a conductive area. The body portionmay be disposed in the holder.

370 372 372 371 372 372 372 372 373 373 371 372 374 374 373 374 800 374 374 372 375 375 373 375 310 The terminal membermay comprise a terminal. The terminalmay be disposed in the body portion. The terminalmay be formed of metal. The terminalmay be formed of a conductive member. The terminalmay have elasticity at least in part. The terminalmay comprise a first portion. The first portionmay be disposed in the body portion. The terminalmay comprise a second portion. The second portionmay be extended to one side from the first portion. The second portionmay be coupled to the wire. The second portionmay comprise a bent portion. The second portionmay have elasticity. The terminalmay comprise a third portion. The third portionmay extend from the first portionto the other side. The third portionmay be coupled with the second substrate.

10 200 300 100 220 330 The camera devicemay comprise a driving unit. The driving unit may move the moving partsandagainst the fixed part. The driving unit may perform an auto focus (AF) function. The driving unit may perform a hand shake correction (OIS) function. The driving unit may move the lens. The driving unit may move the image sensor. The driving unit may comprise a magnet and a coil. The driving unit may comprise a shape memory alloy (SMA).

10 200 210 220 200 200 410 430 The camera devicemay comprise a first driving unit. The first driving unit may be an AF driving unit. The first driving unit may move the first moving partin an optical axis direction. The first driving unit may move the bobbinin an optical axis direction. The lensmay be moved in an optical axis direction. The first driving unit may perform an auto focus (AF) function. The first driving unit may move the first moving partupward in an optical axis direction. The first driving unit may move the first moving partdownward in an optical axis direction. The first driving unit may comprise a first magnet. The first driving unit may comprise a first coil.

10 300 310 320 330 340 350 360 420 440 The camera devicemay comprise a second driving unit. The second driving unit may be an OIS driving unit. The second driving unit may move the second moving partin a direction perpendicular to the optical axis direction. The second driving unit may move the second substratein a direction perpendicular to the optical axis direction. The second driving unit may move the sensor substratein a direction perpendicular to the optical axis direction. The second driving unit may move the image sensorin a direction perpendicular to the optical axis direction. The second driving unit may move the holderin a direction perpendicular to the optical axis direction. The second driving unit may move the sensor basein a direction perpendicular to the optical axis direction. The second driving unit may move the filterin a direction perpendicular to the optical axis direction. The second driving unit may perform a hand shake correction (OIS) function. The second driving unit may comprise a second magnet. The second driving unit may comprise a second coil.

300 300 300 The second driving unit may move the second moving partin a first direction perpendicular to the optical axis direction. The second driving unit may move the second moving partin a second direction perpendicular to the optical axis direction and the first direction. The second driving unit may rotate the second moving partabout an optical axis.

10 410 410 410 410 410 410 The camera devicemay comprise a first magnet. The driving unit may comprise a first magnet. The first magnetmay be an AF magnet. The first magnetcan be used for AF driving. The first magnetmay be a magnet. The first magnetmay be a permanent magnet.

410 100 410 100 410 100 410 100 410 130 410 130 410 130 410 130 The first magnetmay be disposed in the fixed part. The first magnetmay be fixed to the fixed part. The first magnetmay be coupled to the fixed part. The first magnetmay be attached to the fixed partby an adhesive. The first magnetmay be disposed in the housing. The first magnetmay be fixed to the housing. The first magnetmay be coupled to the housing. The first magnetmay be attached to the housingby an adhesive.

410 410 The first magnetmay be 2 pole magnetized magnet comprising one N-pole area and one S-pole area. As a modified embodiment, the first magnetmay be a 4 pole magnetized magnet comprising two N pole areas and two S pole areas.

410 410 410 420 410 The first magnetmay comprise a plurality of magnets. The first magnetmay comprise two magnets. Two first magnetsmay be disposed between four second magnets. The first magnetmay comprise first and second unit magnets. The first and second unit magnets may be disposed symmetrically to an optical axis. The first and second unit magnets may be formed to have the same size and shape.

10 420 420 420 420 420 420 420 The camera devicemay comprise a second magnet. The driving unit may comprise a second magnet. The second magnetmay be an OIS magnet. The second magnetcan be used for OIS driving. The second magnetmay be a magnet. The second magnetmay be a permanent magnet.

420 100 420 100 420 100 420 100 420 130 420 130 420 130 420 130 420 130 420 130 The second magnetmay be disposed in the fixed part. The second magnetmay be fixed to the fixed part. The second magnetmay be coupled to the fixed part. The second magnetmay be attached to the fixed partby an adhesive. The second magnetmay be disposed in the housing. The second magnetmay be fixed to the housing. The second magnetmay be coupled to the housing. The second magnetmay be attached to the housingby an adhesive. The second magnetmay be disposed at a corner of the housing. The second magnetmay be disposed biased toward a corner of the housing.

420 410 The second magnetmay be a 4 pole magnetized magnet comprising two N-pole areas and two S-pole areas. As a modified embodiment, the second magnetmay be a 2 pole magnetized magnet comprising one N pole area and one S pole area.

420 420 420 100 420 The second magnetmay comprise a plurality of magnets. The second magnetmay comprise four magnets. The four second magnetsmay be disposed at each of the four corner areas of the fixed part. The second magnetmay comprise first to fourth unit magnets. The first to fourth unit magnets may be disposed symmetrically to an optical axis. The first to fourth unit magnets may be formed to have the same size and shape.

410 420 100 410 420 410 420 410 420 410 420 420 410 410 420 In the present embodiment, the sizes of the first magnetand the second magnetmay be different from each other. In a direction parallel to the outer lateral surface of the first lateral wall of the fixed part, at least a portion of the first magnetmay be overlapped with the second magnet. At least a portion of the first magnetmay be overlapped with the second magnetin a direction perpendicular to the optical axis. The first magnetmay be formed separately from the second magnet. The first magnetmay be spaced apart from the second magnet. The thickness of the second magnetmay be thinner than the thickness of the first magnetin the optical axis direction. The length of the major axis of the first magnetmay be greater than the length of the major axis of the second magnet.

410 100 420 100 410 420 410 420 410 420 420 100 410 420 420 100 420 420 100 410 420 410 420 100 410 420 410 420 The first magnetmay comprise a first unit magnet being disposed in the central area of a first lateral wall of the fixed part. The second magnetmay comprise a first unit magnet being disposed on a first lateral wall of the fixed part. The first unit magnet of the first magnetmay be spaced apart from the first unit magnet of the second magnet. The first unit magnet of the first magnetand the first unit magnet of the second magnetmay each be disposed in a direction of the major axis of the magnet. The first unit magnet of the first magnetand the first unit magnet of the second magnetmay be disposed long in a first direction perpendicular to the optical axis direction. The second magnetmay comprise a second unit magnet being disposed in the first lateral wall of the fixed part. The first unit magnet of the first magnetmay be disposed between the first unit magnet and the second unit magnet of the second magnet. The second unit magnet of the second magnetmay be disposed in the first lateral wall of the fixed partin the minor axis direction. The second unit magnet of the second magnetmay be disposed long in a second direction perpendicular to the optical axis direction and the first direction. That is, the first unit magnet and the second unit magnet of the second magnetmay be disposed in different directions. In a direction parallel to the outer lateral surface of the first lateral wall of the fixed part, the shortest distance between the first unit magnet of the first magnetand the first unit magnet of the second magnetmay be smaller than the shortest distance between the first unit magnet of the first magnetand the second unit magnet of the second magnet. Conversely, in a direction parallel to the outer lateral surface of the first lateral wall of the fixed part, the shortest distance between the first unit magnet of the first magnetand the first unit magnet of the second magnetmay be larger than the shortest distance between the first unit magnet of the first magnetand the second unit magnet of the second magnet.

420 130 410 420 410 Two of the four second magnetsmay be disposed in the first lateral wall of the housing, and the remaining two may be disposed in the second lateral wall at an opposite side. The separation distance between the unit magnet of the first magnetand the unit magnet of the second magnetmay be different at both sides of the unit magnet of the first magnet.

410 410 420 410 420 With respect to the minor axis of the first unit magnet of the first magnet, the first unit magnet of the first magnetmay be overlapped with the first unit magnet of the second magnetby more than 60%. The first magnetand the second magnetmay be spaced apart by more than 0.3 mm.

410 420 130 410 130 420 130 130 130 130 130 In the present embodiment, the first magnetand the second magnetmay be disposed together in the housingbeing formed as one piece. At this time, the first magnetmay be disposed in a first area of the first lateral wall of the housing, and the second magnetmay be disposed in a second area of the first lateral wall of the housing. The first area of the housingmay comprise the center area of the first lateral wall of the housingin a direction parallel to the optical axis direction. The second area of the housingmay comprise a corner area of the first lateral wall of the housingin a direction parallel to the optical axis direction. The second area may comprise the surrounding area of the first lateral wall.

410 420 10 In the present embodiment, VCM (voice coil motor) can be integrated into one VCM by integrating the parts where the first magnetand the second magnetare assembled. The present embodiment may comprise a structure that implements lens driving (AF) and image sensor driving (OIS) with two VCMs inside a one-body actuator. In the present embodiment, material cost savings can be expected through integration of magnet support components. In addition, it is possible to reduce the height dimension through actuator integration. That is, the shoulder height of the camera devicecan be reduced.

410 420 200 300 430 440 100 In a modified embodiment, the first magnetand the second magnetcan be disposed in the moving partsand, and the first coiland the second coilcan be disposed in the fixed part.

10 430 430 430 430 430 200 430 200 430 200 430 200 430 210 430 210 430 210 430 210 430 210 430 480 430 720 470 480 430 480 The camera devicemay comprise a first coil. The driving unit may comprise the first coil. The first coilmay be an AF coil. The first coilmay be used for AF driving. The first coilmay be disposed in the first moving part. The first coilmay be fixed to the first moving part. The first coilmay be coupled to the first moving part. The first coilmay be attached to the first moving partby an adhesive. The first coilmay be disposed on the bobbin. The first coilmay be fixed to the bobbin. The first coilmay be coupled to the bobbin. The first coilmay be attached to the bobbinby an adhesive. The first coilmay be disposed around the outer peripheral surface of the bobbin. The first coilmay be electrically connected to a driver IC. The first coilmay be electrically connected to the lower elastic member, the sensing substrateand the driver IC. The first coilmay receive current from the driver IC.

430 410 430 210 410 430 410 430 410 430 410 430 410 430 410 The first coilmay be disposed at a position corresponding to the first magnet. The first coilmay be disposed on the bobbinat a position corresponding to the first magnet. The first coilmay face the first magnet. The first coilmay comprise a surface facing the first magnet. The first coilmay be disposed adjacent to the first magnet. The first coilmay interact with the first magnet. The first coilmay interact with the first magnetelectromagnetically.

430 200 430 210 430 220 430 200 430 210 430 220 430 200 430 210 430 220 430 200 410 The first coilmay move the first moving partin an optical axis direction. The first coilmay move the bobbinin an optical axis direction. The first coilmay move the lensin an optical axis direction. The first coilmay move the first moving partupward in an optical axis direction. The first coilmay move the bobbinupward in an optical axis direction. The first coilmay move the lensupward in an optical axis direction. The first coilmay move the first moving partdownward in an optical axis direction. The first coilmay move the bobbindownward in an optical axis direction. The first coilmay move the lensin a downward direction of the optical axis direction. The first coilcan move the first moving partin an optical axis direction through interaction with the first magnet.

10 440 440 440 300 440 300 440 300 440 300 440 340 440 340 440 340 440 340 440 340 440 340 440 310 440 310 440 495 440 310 495 440 495 The camera devicemay comprise a second coil. The driving part may comprise a second coil. The second coilmay be disposed in the second moving part. The second coilmay be fixed to the second moving part. The second coilmay be coupled to the second moving part. The second coilmay be attached to the second moving partby an adhesive. The second coilmay be disposed in the holder. The second coilmay be fixed to the holder. The second coilmay be coupled to the holder. The second coilmay be attached to the holderby an adhesive. The second coilmay be disposed by being wound around a protrusion of the holder. The second coilmay be disposed on the holder. The second coilmay be electrically connected to the second substrate. Both ends of the second coilmay be soldered to the second substrate. The second coilmay be electrically connected to the driver IC. The second coilmay be electrically connected to the second substrateand the driver IC. The second coilmay receive current from the driver IC.

440 420 440 420 340 440 420 300 440 420 440 420 440 420 440 420 440 420 The second coilmay be disposed at a position corresponding to the second magnet. The second coilmay be disposed at a position corresponding to the second magnetin the holder. The second coilmay be disposed at a position corresponding to the second magnetin the second moving part. The second coilmay face the second magnet. The second coilmay comprise a surface facing the second magnet. The second coilmay be disposed adjacent to the second magnet. The second coilmay interact with the second magnet. The second coilmay electromagnetically interact with the second magnet.

440 300 440 310 440 320 440 330 440 340 440 300 440 310 440 320 440 330 440 340 440 300 420 The second coilmay move the second moving partin a direction perpendicular to the optical axis direction. The second coilmay move the second substratein a direction perpendicular to the optical axis direction. The second coilmay move the sensor substratein a direction perpendicular to the optical axis direction. The second coilmay move the image sensorin a direction perpendicular to the optical axis direction. The second coilmay move the holderin a direction perpendicular to the optical axis direction. The second coilmay rotate the second moving partabout an optical axis. The second coilmay rotate the second substrateabout an optical axis. The second coilmay rotate the sensor substrateabout an optical axis. The second coilmay rotate the image sensorabout an optical axis. The second coilmay rotate the holderabout an optical axis. The second coilcan move the second moving partin a direction perpendicular to the optical axis through interaction with the second magnetand rotate it with respect to the optical axis.

440 440 440 440 The second coilmay comprise a plurality of coils. The second coilmay comprise four coils. The second coilmay comprise a coil for x-axis shift. The second coilmay comprise a coil for y-axis shift.

440 441 441 441 441 441 300 441 441 441 441 441 441 441 The second coilmay comprise a second-first coil. The second-first coilmay be a first unit coil. The second-first coilmay be a first sub coil. The second-first coilmay be a coil for x-axis shift. The second-first coilmay move the second moving partin an x-axis direction. The second-first coilmay be disposed long in a y-axis. The second-first coilmay comprise a plurality of coils. The second-first coilmay comprise two coils. The two coils of the second-first coilmay be electrically connected to each other. The second-first coilmay comprise a connection coil connecting the two coils. In this case, two coils of the second-first coilmay receive current together. Alternatively, the two coils of the second-first coilmay be electrically separated from each other and receive current individually.

440 442 442 442 442 300 442 441 442 442 442 442 442 The second coilmay comprise a second-second coil. The second-second coilmay be a second sub coil. The second-second coilmay be a coil for y-axis shift. The second-second coilmay move the second moving partin a y-axis direction. The second-second coilmay be disposed long in an x-axis. The second-first coilmay comprise a plurality of coils. The second-second coilmay comprise two coils. The two coils of the second-second coilmay be electrically connected to each other. The second-second coilmay comprise a connection coil connecting the two coils. In this case, two coils of the second-second coilmay receive current together. Alternatively, the two coils of the second-second coilmay be electrically separated from each other and receive current individually.

10 445 445 310 445 340 445 445 420 445 420 445 420 445 420 445 420 445 300 445 300 445 440 445 445 495 The camera devicemay comprise a Hall sensor. The Hall sensormay be disposed in the second substrate. The Hall sensormay be disposed in a hole of the holder. The Hall sensormay comprise a Hall element (Hall IC). The Hall sensormay detect the second magnet. The Hall sensormay detect the magnetic force of the second magnet. The Hall sensormay face the second magnet. The Hall sensormay be disposed at a position corresponding to the second magnet. The Hall sensormay be disposed adjacent to the second magnet. The Hall sensormay detect the position of the second moving part. The Hall sensormay detect the movement of the second moving part. The Hall sensormay be disposed in the hollow of the second coil. A sensing value detected by the Hall sensormay be used to provide feedback for hand shake correction driving. The Hall sensormay be electrically connected to the driver IC.

445 445 445 300 300 300 The Hall sensormay comprise a plurality of Hall sensors. The Hall sensormay comprise three Hall sensors. The Hall sensormay comprise first to third Hall sensors. The first Hall sensor may detect displacement of the second moving partin an x-axis direction. The second Hall sensor may detect displacement of the second moving partin a y-axis direction. The third Hall sensor may detect the rotation of the second moving partabout a z-axis either alone or together with one or more of the first Hall sensor and the second Hall sensor.

10 450 450 200 450 200 450 200 450 200 450 210 450 210 450 210 450 210 450 410 420 450 The camera devicemay comprise a sensing magnet. The sensing magnetmay be disposed in the first moving part. The sensing magnetmay be fixed to the first moving part. The sensing magnetmay be coupled to the first moving part. The sensing magnetmay be attached to the first moving partby an adhesive. The sensing magnetmay be disposed on the bobbin. The sensing magnetmay be fixed to the bobbin. The sensing magnetmay be coupled to the bobbin. The sensing magnetmay be attached to the bobbinby an adhesive. The sensing magnetmay be formed to have a smaller size than the driving magnetsand. Through this, the influence of the sensing magneton driving may be minimized.

450 460 450 460 200 450 460 210 The sensing magnetmay be disposed at an opposite side of the correction magnet. The sensing magnetand the correction magnetmay be disposed at opposite sides in the first moving part. The sensing magnetand the correction magnetmay be disposed opposite to each other on the bobbin.

10 460 460 460 200 460 200 460 200 460 200 460 210 460 210 460 210 460 210 460 410 420 460 460 450 450 450 The camera devicemay comprise a correction magnet. The correction magnetmay be a compensation magnet. The correction magnetmay be disposed in the first moving part. The correction magnetmay be fixed to the first moving part. The correction magnetmay be coupled to the first moving part. The correction magnetmay be attached to the first moving partby an adhesive. The correction magnetmay be disposed on the bobbin. The correction magnetmay be fixed to the bobbin. The correction magnetmay be coupled to the bobbin. The correction magnetmay be attached to the bobbinby an adhesive. The correction magnetmay be formed to have a smaller size than the driving magnetsand. Through this, the influence of the correction magneton driving may be minimized. In addition, the correction magnetmay be disposed at an opposite side of the sensing magnetto form a magnetic balance with the sensing magnet. Through this, tilt that may be generated by the sensing magnetmay be inhibited.

10 470 470 470 470 470 470 110 470 110 470 110 470 110 470 130 470 130 470 130 130 470 470 130 The camera devicemay comprise a sensing substrate. The sensing substratemay be a substrate. The sensing substratemay be a printed circuit board (PCB). The sensing substratemay be a flexible substrate. The sensing substratemay be an FPCB. The sensing substratemay be coupled to the first substrate. The sensing substratemay be connected to the first substrate. The sensing substratemay be electrically connected to the first substrate. The sensing substratemay be soldered to the first substrate. The sensing substratemay be disposed in the housing. The sensing substratemay be fixed to the housing. The sensing substratemay be coupled to the housing. The housingmay comprise a groove or hole having a shape corresponding to that of the sensing substrate. The sensing substratemay be disposed in a groove or hole of the housing.

10 480 480 480 430 480 430 480 430 480 430 480 430 480 470 480 450 480 450 480 450 480 450 The camera devicemay comprise a driver IC. The driver ICmay be an AF driver IC. The driver ICmay be electrically connected to the first coil. The driver ICmay apply current to the first coilto perform AF driving. The driver ICmay apply power to the first coil. The driver ICmay apply current to the first coil. The driver ICmay apply a voltage to the first coil. The driver ICmay be disposed in the sensing substrate. The driver ICmay be disposed at a position corresponding to the sensing magnet. The driver ICmay be disposed to face the sensing magnet. The driver ICmay be disposed adjacent to the sensing magnet. The driver ICcan detect the sensing magnet.

480 450 450 450 450 450 200 200 The driver ICmay comprise a sensor. The sensor may comprise a Hall element (Hall IC). The sensor may be disposed at a position corresponding to the sensing magnet. The sensor may be disposed to face the sensing magnet. The sensor may be disposed adjacent to the sensing magnet. The sensor may detect the sensing magnet. The sensor may detect the magnetic force of the sensing magnet. The sensor may detect the position of the first moving part. The sensor may detect movement of the first moving part. A detection value detected by the sensor may be used for feedback of autofocus driving.

10 490 490 110 490 10 490 10 490 495 10 490 The camera devicemay comprise a gyro sensor. The gyro sensormay be disposed in the first substrate. The gyro sensormay detect shaking of the camera device. The gyro sensormay sense angular velocity or linear velocity due to shaking of the camera device. The gyro sensormay be electrically connected to the driver IC. Shaking of the camera devicedetected by the gyro sensormay be used for hand shake correction (OIS) driving.

10 495 495 495 440 495 440 495 440 495 440 495 440 495 310 The camera devicemay comprise a driver IC. The driver ICmay be an OIS driver IC. The driver ICmay be electrically connected to the second coil. The driver ICmay apply current to the second coilto perform OIS driving. The driver ICmay apply power to the second coil. The driver ICmay apply current to the second coil. The driver ICmay apply a voltage to the second coil. The driver ICmay be disposed in the second substrate.

10 300 330 330 800 The camera devicemay comprise an interposer. The interposer can movably support the second moving part. The interposer may be electrically connected to the image sensor. The interposer may provide a conductive line connecting the image sensorto the outside. The interposer may comprise a wire.

10 310 310 110 310 110 In a modified embodiment, the camera devicemay comprise a connecting substrate (not shown). The interposer may be a connecting substrate. The connecting substrate may be a connection part. The connecting substrate may be a connection member. The connecting substrate may be a flexible board. The connecting substrate may be a flexible board. The connecting substrate may be a flexible printed circuit board. The connecting substrate may be a flexible printed circuit board (FPCB). The connecting substrate may have ductility at least in part. The second substrateand the connecting substrate may be formed integrally. The connecting substrate may connect the second substrateand the first substrate. The connecting substrate may electrically connect the second substrateand the first substrate.

300 300 300 300 100 110 310 110 310 300 300 300 300 120 The connecting substrate may support the second moving part. The connecting substrate may support the movement of the second moving part. The connecting substrate may movably support the second moving part. The connecting substrate may connect the second moving partand the fixed part. The connecting substrate may connect the first substrateand the second substrate. The connecting substrate may electrically connect the first substrateand the second substrate. The connecting substrate may guide the movement of the second moving part. The connecting substrate may guide the second moving partto move in a direction perpendicular to the optical axis direction. The connecting substrate may guide the second moving partto rotate about an optical axis. The connecting substrate may limit the movement of the second moving partin an optical axis direction. A portion of the connecting substrate may be coupled to the base.

110 310 310 310 The connecting substrate may comprise a first portion being coupled to the first substrate, a second portion being coupled to the second substrate, and a third portion connecting the first portion and the second portion. The third portion may be disposed at least partially parallel to an optical axis. The third portion may be formed so that the length in an optical axis direction is longer than the thickness. The second portion of the connecting substrate may be disposed at least partially in parallel with the second substrate. The third portion of the connecting substrate may be disposed perpendicular to a second portion at least in part. The third portion of the connecting substrate may be bent roundly at a portion corresponding to a corner of the second substrate.

10 700 700 700 100 200 700 100 200 700 210 130 700 210 130 700 200 100 700 200 200 700 200 700 700 700 700 200 The camera devicemay comprise an elastic member. The elastic membermay be a support member. The elastic membercan connect the fixed partand the first moving part. The elastic membercan elastically connect the fixed partand the first moving part. The elastic membercan connect the bobbinand the housing. The elastic membercan elastically connect the bobbinand the housing. The elastic membercan movably support the first moving partwith respect to the fixed part. The elastic membermay be deformed when the first moving partmoves. When the movement of the first moving partis completed, the elastic membercan position the first moving partto the initial position through restoring force (elastic force). The elastic membermay comprise a leaf spring. The elastic membermay comprise a spring. The elastic membermay have elasticity at least in part. The elastic membercan provide restoring force (elastic force) to the first moving part.

10 710 700 710 710 720 710 210 710 210 710 210 710 130 710 130 710 130 710 The camera devicemay comprise an upper elastic member. The elastic membermay comprise an upper elastic member. The upper elastic membermay be disposed above the lower elastic member. The upper elastic membermay comprise an inner side portion being coupled to the bobbin. The inner side portion of the upper elastic membermay be coupled to an upper portion of the bobbin. The inner side portion of the upper elastic membermay be disposed on an upper surface of the bobbin. The upper elastic membermay comprise an outer side portion being coupled to the housing. The outer side portion of the upper elastic membermay be coupled to a lower portion of the housing. The outer side portion of the upper elastic membermay be disposed on a lower surface of the housing. The upper elastic membermay comprise a connecting portion connecting the inner side portion and the outer side portion. The connecting portion may have elasticity.

10 720 700 720 720 710 720 210 720 210 720 210 720 130 720 130 720 130 720 The camera devicemay comprise a lower elastic member. The elastic membermay comprise a lower elastic member. The lower elastic membermay be disposed below the upper elastic member. The lower elastic membermay comprise an inner side portion being coupled to the bobbin. The inner side portion of the lower elastic membermay be coupled to a lower portion of the bobbin. The inner side portion of the lower elastic membermay be disposed on a lower surface of the bobbin. The lower elastic membermay comprise an outer side portion being coupled to the housing. The outer side portion of the lower elastic membermay be coupled to an upper portion of the housing. The outer side portion of the lower elastic membermay be disposed on an upper surface of the housing. The lower elastic membermay comprise a connection part connecting the inner side portion and the outer side portion. The connection part may have elasticity.

720 720 720 1 720 2 720 720 1 720 2 720 1 720 2 470 430 720 720 720 470 430 The lower elastic membermay comprise a plurality of lower elastic units. The lower elastic membermay comprise first and second lower elastic units-and-. The lower elastic membermay comprise two lower elastic units-and-. The two lower elastic units-and-are spaced apart from each other and can electrically connect the sensing substrateand the first coil. The lower elastic membermay comprise two lower elastic members. The two lower elastic membersmay electrically connect the sensing substrateand the first coil.

10 800 800 800 800 800 100 300 800 100 300 800 130 310 800 130 310 800 300 800 300 800 800 800 800 800 800 800 The camera devicemay comprise a wire. The wiremay be a wire spring. The wiremay be an elastic member. The wiremay be a leaf spring in a modified embodiment. The wirecan connect the fixed partand the second moving part. The wirecan elastically connect the fixed partand the second moving part. The wirecan connect the housingand the second substrate. The wirecan elastically connect the housingand the second substrate. The wirecan movably support the second moving part. The wirecan support the second moving partto move or rotate in a direction perpendicular to the optical axis direction. The wiremay be disposed in an optical axis direction. The wiremay be disposed parallel to an optical axis. The wiremay be formed of metal. The wiremay be formed of a conductive material. The wiremay have elasticity at least in part. The wiremay comprise a plurality of wires. The wiremay comprise 36 wires.

Hereinafter, operation of the camera device according to the present embodiment will be described with reference to the drawings.

14 FIG. is a diagram for explaining the driving of an autofocus function of a camera device according to the present embodiment.

430 10 430 430 410 430 200 220 220 330 430 When power is applied to the first coilof a camera deviceaccording to a first embodiment of the present invention, an electromagnetic field is formed in the first coil, and the first coilcan move in an optical axis direction (z-axis direction) through electromagnetic interaction with first magnet. At this time, the first coilmay move in an optical axis direction together with the first moving partcomprising the lens. In this case, the lensmoves away from or approaches the image sensor, so the focus of the subject can be adjusted. To apply power to the first coil, any one or more of current and voltage may be applied.

430 10 430 430 220 330 14 FIG. When a current in a first direction is applied to a first coilof a camera deviceaccording to the present invention, the first coilcan move in an upward direction (refer to a in) of the optical axis direction. At this time, the first coilcan move the lensin an upward direction of optical axis direction to be away from the image sensor.

430 10 430 410 430 220 330 14 FIG. When a current in a second direction opposite to the first direction is applied to the first coilof a camera deviceaccording to a first embodiment of the present invention, the first coilcan move in a downward direction (refer to b in) of the optical axis direction through electromagnetic interaction with the first magnet. At this time, the first coilcan move the lensdownward in an optical axis direction to become closer to the image sensor.

15 17 FIGS.to are diagrams for explaining the operation of the hand shake correction function of a camera device according to the present embodiment.

440 10 440 440 420 440 420 440 300 330 440 330 10 When power is applied to the second coilof a camera deviceaccording to a first embodiment of the present invention, an electromagnetic field is formed in the second coil, and the second coilcan move in a direction perpendicular to the optical axis direction through electromagnetic interaction with the second magnet. In addition, the second coilcan rotate about an optical axis through electromagnetic interaction with the second magnet. At this time, the second coilmay move or rotate together with the second moving partcomprising the image sensor. In a first embodiment of the present invention, the second coilcan move the image sensorso as to compensate for the shaking of the camera devicebeing detected by the gyro sensor.

15 FIG. is a diagram illustrating driving in which an image sensor of a camera device according to the present embodiment is shifted along an x-axis.

441 441 410 441 330 441 441 410 441 330 15 FIG. When a current in a first direction is applied to the second-first coilof a camera device according to a first embodiment of the present invention, the second-first coilcan move in one direction (refer to a in) of the first direction (x-axis direction) perpendicular to the optical axis direction through electromagnetic interaction with driving magnet. At this time, the second-first coilcan move the image sensorin one of the first direction perpendicular to the optical axis direction. Conversely, when a current in a second direction opposite to the first direction is applied to the second-first coil, the second-first coilcan move in another direction of the first direction (x-axis direction) perpendicular to the optical axis direction through electromagnetic interaction with driving magnet. At this time, the second-first coilcan move the image sensorin another direction of the first direction perpendicular to the optical axis direction.

16 FIG. is a diagram illustrating driving in which an image sensor of a camera device is shifted along a y-axis according to the present embodiment.

442 10 442 420 442 330 442 442 420 442 330 16 FIG. When a current in a first direction is applied to the second-second coilof a camera deviceaccording to a first embodiment of the present invention, the second-second coilcan move in one direction (refer to b in) of the second direction (y-axis direction) perpendicular to the optical axis direction through electromagnetic interaction with the second magnet. At this time, the second-second coilcan move the image sensorin one of the first direction perpendicular to the optical axis direction. Conversely, when a current in a second direction opposite to the first direction is applied to the second-second coil, the second-second coilcan move in another direction of the second direction (y-axis direction) perpendicular to the optical axis direction through electromagnetic interaction with second magnet. At this time, the second-second coilcan move the image sensorin another direction of the second direction perpendicular to the optical axis direction.

17 FIG. is a diagram for explaining the driving in which an image sensor of a camera device according to the present embodiment is rolling about a z-axis.

441 442 10 441 442 420 441 442 330 441 442 441 442 410 441 442 330 17 FIG. When a current in a first direction is applied to the second-first coiland the second-second coilof a camera deviceaccording to a second embodiment of the present invention, the second-first coiland the second-second coilcan rotate in one direction about an optical axis through electromagnetic interaction with the second magnet(refer to c in). At this time, the second-first coiland the second-second coilcan rotate the image sensorin one direction about the optical axis. At this time, one direction may be counterclockwise. Conversely, when a current in a second direction opposite to the first direction is applied to the second-first coiland the second-second coil, the second-first coiland the second-second coilcan rotate in other directions about an optical axis through electromagnetic interaction with the drive magnet. At this time, the second-first coiland the second-second coilcan rotate the image sensorin the other direction about the optical axis. At this time, the other direction may be a clockwise direction.

Hereinafter, an optical device according to the present invention will be described with reference to the drawings.

18 FIG. 19 FIG. 18 FIG. is a perspective view of an optical device according to the present embodiment; andis a perspective view of an optical device according to the present embodiment viewed from a direction different from that of.

1 1 The optical devicemay comprise any one or more among a hand phone, a portable phone, a portable terminal, a mobile terminal, a smart phone, a smart pad, a portable smart device, a digital camera, a laptop computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), and a navigation. The optical devicemay comprise any device for photographing videos or photos.

1 20 1 10 10 20 10 1 30 30 20 30 10 30 20 10 20 The optical devicemay comprise a main body. The optical devicemay comprise a camera device. The camera devicemay be disposed on the main body. The camera devicecan photograph a subject. The optical devicemay comprise a display. The displaymay be disposed in the main body. The displaycan output any one or more of images and images photographed by the camera device. The displaymay be disposed on a first surface of the main body. The camera devicemay be disposed on at least one of a first surface of the main bodyand a second surface opposite to the first surface.

Although the embodiment of the present invention has been described above with reference to the accompanying drawings, those of ordinary skill in the art to which the present invention belongs will understand that the present invention may be embodied in other specific forms without changing the technical spirit or essential features thereof. Therefore, it should be understood that the embodiments described above are illustrative in all respects and not restrictive.